About the Number

213780384

213780383 ← → 213780385

2進数表記:1100101111100000011110100000

漢数字表記:二億千三百七十八万三百八十四

素因数分解:

2 5 × 3 4 × 67 1 × 1231 1

素因数の和:1320
約数の個数: 120
約数和(自身を含む): 638624448
約数和(自身を除く): 424844064

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 67, 72, 81, 96, 108, 134, 144, 162, 201, 216, 268, 288, 324, 402, 432, 536, 603, 648, 804, 864, 1072, 1206, 1231, 1296, 1608, 1809, 2144, 2412, 2462, 2592, 3216, 3618, 3693, 4824, 4924, 5427, 6432, 7236, 7386, 9648, 9848, 10854, 11079, 14472, 14772, 19296, 19696, 21708, 22158, 28944, 29544, 33237, 39392, 43416, 44316, 57888, 59088, 66474, 82477, 86832, 88632, 99711, 118176, 132948, 164954, 173664, 177264, 199422, 247431, 265896, 329908, 354528, 398844, 494862, 531792, 659816, 742293, 797688, 989724, 1063584, 1319632, 1484586, 1595376, 1979448, 2226879, 2639264, 2969172, 3190752, 3958896, 4453758, 5938344, 6680637, 7917792, 8907516, 11876688, 13361274, 17815032, 23753376, 26722548, 35630064, 53445096, 71260128, 106890192, 213780384]

約数ペア:
[(1, 213780384), (2, 106890192), (3, 71260128), (4, 53445096), (6, 35630064), (8, 26722548), (9, 23753376), (12, 17815032), (16, 13361274), (18, 11876688), (24, 8907516), (27, 7917792), (32, 6680637), (36, 5938344), (48, 4453758), (54, 3958896), (67, 3190752), (72, 2969172), (81, 2639264), (96, 2226879), (108, 1979448), (134, 1595376), (144, 1484586), (162, 1319632), (201, 1063584), (216, 989724), (268, 797688), (288, 742293), (324, 659816), (402, 531792), (432, 494862), (536, 398844), (603, 354528), (648, 329908), (804, 265896), (864, 247431), (1072, 199422), (1206, 177264), (1231, 173664), (1296, 164954), (1608, 132948), (1809, 118176), (2144, 99711), (2412, 88632), (2462, 86832), (2592, 82477), (3216, 66474), (3618, 59088), (3693, 57888), (4824, 44316), (4924, 43416), (5427, 39392), (6432, 33237), (7236, 29544), (7386, 28944), (9648, 22158), (9848, 21708), (10854, 19696), (11079, 19296), (14472, 14772)]

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